Android 系统APK-Camera 修复:预览照片时使用按键盘左右键,底部导航栏焦点也会跟着变动
Posted 王睿丶
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改成了:默认底部导航栏禁用,但不消失,这样左右键切换时,只切换照片
若需要底部导航功能,按方向下键即可启用底部导航功能,此时左右键只切换底部导航按钮,若需要切换照片,则需要按上键,此时底部导航禁用,照片正常切换。从而达到修复的效果
packages/apps/Camera2/src/com/android/camera/CameraActivity.java
//wangrui Bottom navigation bar enabled state Default false off, true on
private boolean bottomPanelFlag = false;
//wangrui get myFilmstripItem
private FilmstripItem myFilmstripItem;
@Override
public boolean onKeyUp(int keyCode, KeyEvent event)
if (ActivityManager.isUserAMonkey())
return super.onKeyUp(keyCode, event);
if (!mFilmstripVisible)
// If a module is in the middle of capture, it should
// consume the key event.
if (mCurrentModule.onKeyUp(keyCode, event))
Log.i(TAG, "onKeyUp->mCurrentModule->onKeyup->true");
return true;
else if (keyCode == KeyEvent.KEYCODE_MENU
|| keyCode == KeyEvent.KEYCODE_DPAD_LEFT)
// Let the mode list view consume the event.
mCameraAppUI.openModeList();
return true;
else if(keyCode == KeyEvent.KEYCODE_DPAD_DOWN)
Log.i(TAG, "onKeyUp->keycode_dpad_down");
if(mModeListView.getVisibility() == View.VISIBLE && mCurrentModeIndex == 0)
mModeListView.getListView().getChildAt(1).performClick();
else if(keyCode == KeyEvent.KEYCODE_DPAD_UP)
Log.i(TAG, "onKeyUp->keycode_dpad_up");
if(mModeListView.getVisibility() == View.VISIBLE && mCurrentModeIndex == 1)
mModeListView.getListView().getChildAt(0).performClick();
else if (keyCode == KeyEvent.KEYCODE_DPAD_RIGHT)
if (mDataAdapter.getTotalNumber() > 0)
mCameraAppUI.showFilmstrip();
return true;
else
// wangrui DOWN,Enable bottom navigation buttons
++ if (keyCode == KeyEvent.KEYCODE_DPAD_DOWN)
++ bottomPanelFlag = true;
++ updateBottomControlsByData(myFilmstripItem);
++ else if (keyCode == KeyEvent.KEYCODE_DPAD_UP) // UP Close bottom navigation buttons
++ bottomPanelFlag = false;
++ updateBottomControlsByData(myFilmstripItem);
++
// wangrui When the current state of the bottom navigation bar is true, switching is allowed, otherwise it is not allowed
if (keyCode == KeyEvent.KEYCODE_DPAD_RIGHT)
++ if (!bottomPanelFlag) mFilmstripController.goToNextItem();
return true;
else if (keyCode == KeyEvent.KEYCODE_DPAD_LEFT)
++ if (!bottomPanelFlag)
boolean wentToPrevious = mFilmstripController.goToPreviousItem();
if (!wentToPrevious)
// at beginning of filmstrip, hide and go back to preview
mCameraAppUI.hideFilmstrip();
++
return true;
return super.onKeyUp(keyCode, event);
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